B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
15%
15% -- email click through rate increase for HubSpot email marketing (following HubSpot brand rebrand) (2025)
HubSpot's email click-through rate (CTR) increased by 15% following its brand redesign.
- Measurement window, baseline CTR, and statistical significance are not specified.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
15%
Unit
Percentage
Data Vintage
2025
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
95
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
Marketing Against The Grain (HubSpot)
Primary
Tier A
https://marketingagainstthegrain.com/articles/boldness-creates-memorability-the-design-shift-that-in… ↗
Source Article
Boldness creates memorability: The design shift that increased conversion by 31%
In 2010, clothing giant Gap ditched its classic blue logo for something they found “modern, sexy, and cool.”
The backlash was so blisteringly unsexy that Gap retreated from the change after only a week.
But I’m not here to analyze that mistake. What I want to know is: How do you get that many people…
Original Research
Marketing Against The Grain (HubSpot)
· Original study ↗
Methodology
Relative (not absolute) increase, self-reported by HubSpot's brand design lead Daniel in a Marketing Against The Grain interview; measurement window and baseline not disclosed.
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
HubSpot email marketing (following HubSpot brand rebrand): 15% email click through rate increase. Source: Marketing Against The Grain (HubSpot) (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/hubspot-email-ctr-up-15
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<blockquote cite="https://lighthousedata.io/data/hubspot-email-ctr-up-15" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>15%</strong> -- email click through rate increase for HubSpot email marketing (following HubSpot brand rebrand)<br><small>Source: Marketing Against The Grain (HubSpot) (2025) · <a href="https://lighthousedata.io/data/hubspot-email-ctr-up-15" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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